• 4/3 224.9mm2
  • 16.1 megapixels
  • ISO 200 - 12,800
  • 35mm 864.0mm2
  • 61.0 megapixels
  • ISO 100 - 25,600

Buy From

Differences

Panasonic GH3 advantages over Sigma fp L

  • Less expensive
    $1300 vs $2499 (MSRP)
    Save money for lenses or accessories
  • Tilt-swivel screen
    Tilt-swivel vs none
    Tilt and swivel the screen for maximum shooting flexibility
  • Eye-level viewfinder
    Eye-level vs Rear display only
    You'll be able to frame photos even when the sun is out
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • Longer stills battery life
    More info 540 vs 240 shots
    Capture more photos
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Higher max flash sync
    1/160 vs 1/15 sec
    Reduce the effect of ambient light in flash shots
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Bigger JPEG buffer
    Unlimited vs 12 shots
    Take more JPEG shots before waiting (burst mode)

Sigma fp L advantages over Panasonic GH3

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Larger sensor
    35mm vs 4/3
    More sensor area. Bigger is (generally) better.
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Shoot 4K video
    4K (UHD) vs 1080p
    Make sure you have a fast computer
  • Thinner
    45 mm vs 82 mm
    Thinner
  • Newer
    4 years vs 12 years old
    Newer cameras often support more advanced features
  • More dots on screen
    2100k vs 614k dots
    Can mean greater resolution or a brighter screen
  • More pixels
    61.0 vs 16.1 megapixels
    Higher resolution photos
  • Faster JPEG shooting
    10.0 fps vs 6.1 fps
    Faster JPEG shooting (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Faster shutter
    1/8000 vs 1/4000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    102400 vs 25600 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Touchscreen
    Both provide
    Interact with your camera just like your smartphone
  • External Mic Jack
    Both provide
    Improved sound fidelity when shooting video
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video
  • Hot shoe
    Both provide
    Off-camera flashes open new possibilities
  • Bulb shutter
    Both provide
    Hold the shutter open manually for long exposures

Common Weaknesses

  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • Built-in Bluetooth
    Neither provide
    Always-on wireless connectivity
  • Built-in GPS
    Neither provide
    Geotag your photos
  • On-sensor phase detect
    Neither provide
    Usually improves live view and video AF performance
  • Top deck display
    Neither provide
    Check settings with a screen on top of the camera
  • Dual card slots
    Neither provide
    Gives you more storage flexibility

User reviews

Buy From

Review Excerpt

  • Professional quality video in a compact body; Still image quality ranks with the best mirrorless models and even some prosumer DSLRs; Fast autofocus; Rugged, weatherized camera build; Reasonably priced for its advanced feature set; Large selection of high quality lenses.

  • Not as compact as most mirrorless cameras; Live View not available during high speed bursts; High ISO image quality and dynamic range not quite as good as top APS-C cameras.

The Competition

Compared to Panasonic G5

Panasonic GH3
Panasonic G5
  • $798
  • 4/3
  • Tilt-swivel screen
  • Fast startup
  • $500
  • 4/3
  • Higher-res screen
Sigma fp L
Panasonic G5
  • $2499
  • 35mm
  • Focus peaking
  • Larger sensor
  • $500
  • 4/3
  • Eye-level viewfinder
  • Tiltable Screen

Compared to Olympus E-M1

Panasonic GH3
Olympus E-M1
  • $798
  • 4/3
  • Tilt-swivel screen
  • Longer stills battery life
  • $1099
  • 4/3
  • Focus peaking
  • In-Camera Image Stabilization
Sigma fp L
Olympus E-M1
  • $2499
  • 35mm
  • Larger sensor
  • Shoot 4K video
  • $1099
  • 4/3
  • Less expensive
  • Eye-level viewfinder

Compared to Panasonic GH4

Panasonic GH3
Panasonic GH4
  • $798
  • 4/3
  • $898
  • 4/3
  • Focus peaking
  • Shoot 4K video
Sigma fp L
Panasonic GH4
  • $2499
  • 35mm
  • Larger sensor
  • Slower slow-motion
  • $898
  • 4/3
  • Tilt-swivel screen
  • Eye-level viewfinder

Compared to Sigma fp

Panasonic GH3
Sigma fp
  • $798
  • 4/3
  • Tilt-swivel screen
  • Eye-level viewfinder
  • $1623
  • 35mm
  • Focus peaking
  • Larger sensor
Sigma fp L
Sigma fp
  • $2499
  • 35mm
  • More pixels
  • Has anti-aliasing filter
  • $1623
  • 35mm
  • Bigger pixels
  • Higher max flash sync

Compared to Sony A7C

Panasonic GH3
Sony A7C
  • $798
  • 4/3
  • Lens selection
  • Internal flash
  • $1598
  • 35mm
  • Focus peaking
  • Larger sensor
Sigma fp L
Sony A7C
  • $2499
  • 35mm
  • Thinner
  • More dots on screen
  • $1598
  • 35mm
  • Tilt-swivel screen
  • Eye-level viewfinder
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